Answer :
Tay -sachs disease:
it is a genetic disease due to autosomal disorder ..it causes nervous disability .. incubation period is from six months of age till the death and death occurs in 4 years of age..
it is just prominent in the jews of Eastern ancestry ,, but form the options it is D )Jewish Americans ..
it is a genetic disease due to autosomal disorder ..it causes nervous disability .. incubation period is from six months of age till the death and death occurs in 4 years of age..
it is just prominent in the jews of Eastern ancestry ,, but form the options it is D )Jewish Americans ..
